Genting Arena tickets on sale

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Katy, 32, has sold more than 40 million albums across the world and 18 billion streams.

Fans can expect to hear her huge hits like Firework, Teenage Dream, I Kissed a Girl and Roar.

Katy is one of the acts performing tomorrow, Saturday, in Manchester at the One Love benefit concert for victims of the terrorist attack. She’ll be joining the likes of Ariane Grande, Justin Bieber, Coldplay, MIley Cyrus, Pharrell Williams and Take That.